Struct rdftk_core::simple::statement::SimpleSubjectNode

pub struct SimpleSubjectNode { /* fields omitted */ }

Simple, in-memory implementation of the SubjectNode trait.

Trait Implementations

impl Clone for SimpleSubjectNode

fn clone(&self) -> SimpleSubjectNode

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SimpleSubjectNode

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Provided for SimpleSubjectNode

fn provider_id(&self) -> &'static str

Return the identifier for the provider associated with this instance.

impl SubjectNode for SimpleSubjectNode

fn is_blank(&self) -> bool

Return true if this subject is a blank node, else false.

fn as_blank(&self) -> Option<&String>

Return a blank node string, if self.is_blank(), else None.

fn is_iri(&self) -> bool

Return true if this subject is an IRI, else false.

fn as_iri(&self) -> Option<&IRIRef>

Return a named node IRI, if self.is_iri(), else None.

fn is_statement(&self) -> bool

Return true if this subject is an RDF-star statement, else false.

fn as_statement(&self) -> Option<&StatementRef>

Return a statement reference, if self.is_statement(), else None.